Top DoD water and sewer line and related structures construction contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $154.3M in net prime contract dollars under NAICS 237110, down 53.8% from $333.7M in the preceding 12 months. 96 prime contractors received positive obligations, and 10 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Defense. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
DoD publishes contract data to USAspending with a 90-day delay, so the most recent months understate DoD activity.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DoD contractors for NAICS 237110
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Red Point Construction, LLC | $38.6M | $0 | 23.6% | New |
| 2 | Red Eagle 3 JV | $22.9M | $0 | 14.0% | New |
| 3 | Chandler Construction Services, Inc. | $16.5M | $609K | 10.1% | ▲ 67 |
| 4 | Bethel Downstream JV | $12.4M | $1.3M | 7.6% | ▲ 42 |
| 5 | Prairie Band Construction, Inc. | $11.0M | $0 | 6.7% | New |
| 6 | Loduca Associates, Inc. | $8.4M | $0 | 5.1% | New |
| 7 | Hampton Roads Mechanical of Virginia, LLC | $7.1M | $21.4M | 4.3% | ▼ 4 |
| 8 | Vixen LLC | $6.0M | $0 | 3.7% | New |
| 9 | Randy Kinder Excavating Inc | $5.5M | $13.4M | 3.3% | ▼ 2 |
| 10 | DMS Contracting Inc | $5.4M | $0 | 3.3% | New |
| 11 | Ocean Construction Services Inc | $3.1M | $2.6M | 1.9% | ▲ 21 |
| 12 | Miscellaneous Foreign Awardees | $1.9M | $4.5M | 1.2% | ▲ 10 |
| 13 | Sygnos Inc | $1.7M | $7.3M | 1.1% | ▲ 3 |
| 14 | C. J. Mahan Construction Company, LLC | $1.7M | $0 | 1.0% | New |
| 15 | Alfaro General Engineering | $1.7M | $0 | 1.0% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Red Point Construction, LLC$0 → $38.6M (+$38.6M) · now #1
- Red Eagle 3 JV$0 → $22.9M (+$22.9M) · now #2
- Chandler Construction Services, Inc.$609K → $16.5M (+$15.9M) · now #3
Largest declines
- Joseph J Henderson & SON Inc$25.3M → $0 (−$25.3M) · no latest-period obligations
- Paragon Professional Services LLC$21.8M → $200K (−$21.6M) · now #42
- Kyunan Co., Ltd.$21.2M → $0 (−$21.2M) · no latest-period obligations
New to this market
38 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Red Eagle 3 JV | Nov 13, 2025 | $22.9M |
| Prairie Band Construction, Inc. | Mar 12, 2026 | $11.0M |
| Loduca Associates, Inc. | Jan 9, 2026 | $8.4M |
| Vixen LLC | Nov 13, 2025 | $6.0M |
| DMS Contracting Inc | Apr 1, 2026 | $5.4M |
| C. J. Mahan Construction Company, LLC | Jan 30, 2026 | $1.7M |
| Alfaro General Engineering | Dec 12, 2025 | $1.7M |
| Semper FI Industrial Coatings Inc. | May 6, 2026 | $1.5M |
Where the money comes from
Funding sub-agencies within the Department of Defense, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Department of the Army | $119.0M | $130.5M | Down $11.5M (8.8%) |
| Department of the Navy | $31.4M | $126.9M | Down $95.5M (75.3%) |
| Department of the Air Force | $3.9M | $73.3M | Down $69.5M (94.7%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| W912HP26CA002 | Chandler Construction Services, Inc. FY25 LAKE MARION CAMERON REACH WATER LINE CONSTRUCTION | $16.5M | Jan 28, 2027 |
| W9123825CA001 | G.S.E. Construction Company, Inc. WASTEWATER TREATMENT PLANT REPAIRS AT DEFENSE DISTRIBUTION DEPOT SAN JOAQUIN, TRACY, CA | $9.7M | Feb 3, 2027 |
| N6247323C1201 | A&R Pacific-Garney Federal JV CONSTRUCTION OF MCON PROJECT P-1231 WASTEWATER TREATMENT PLANT AT MCAGCC, 29 PALMS CALIFORNIA. | $155.2M | Mar 23, 2027 |
| W912DQ25C7001 | Randy Kinder Excavating Inc WATERLINE RELOCATION | $18.8M | Mar 24, 2027 |
| W912BU23C0056 | Sealaska Construction Solutions, LLC DEMOLITION, CONSTRUCTION, AND ABANDONMEN | $37.4M | Apr 4, 2027 |
| W912DR25C0005 | Paragon Professional Services LLC CONSTRUCTION SERVICES FOR HIDDEN LANE WATERLINE EXTENSION, STERLING, VIRGINIA | $22.0M | Apr 21, 2027 |
| W9128F25CA026 | Weston Solutions Inc DESIGN-BID-BUILD CONSTRUCTION CONTRACT~ RESILIENT SURVEILLANCE MISSION COOLING WATER SUPPLY ~BUCKLEY AIR FORCE BASE, COLORADO | $9.2M | Jul 24, 2027 |
| W912PP26CA003 | Prairie Band Construction, Inc. CONSTRUCTION IMPROVEMENTS FOR CLARDY FOX PUMP STATION AT EL PASO, EL PASO COUNTY, TEXAS | $11.0M | Oct 1, 2027 |
| FA524025C0004 | Sea PAC Engineering Inc REFER TO SECTION J FOR THE STATEMENT OF WORK, DRAWINGS, SPECIFICATIONS, AND ALL OTHER SUPPORTING ATTACHMENTS. | $9.9M | Nov 1, 2027 |
| W9127S26CA002 | Red Eagle 3 JV THIS IS A REQUIREMENT TO REPLACE THE WATERLINES ON THE SOUTH SIDE OF PINE BLUFF ARSENAL. | $22.9M | Nov 22, 2027 |
Common questions
Who are the top DoD contractors for NAICS 237110?
In the latest 12 months, Red Point Construction, LLC ($38.6M), Red Eagle 3 JV ($22.9M), Chandler Construction Services, Inc. ($16.5M) received the most DoD obligations for water and sewer line and related structures construction.
How concentrated is this market?
The eight largest primes held 75.1% of positive obligations, and Red Point Construction, LLC alone held 23.6%. 38 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 237110 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is W912HP26CA002 (Chandler Construction Services, Inc., $16.5M obligated), ending Jan 28, 2027. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 237110 across all agencies
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$6.6MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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